hey first thing to do is to find a reputable machine shop and see what their costs are then be sure to completely price the gasket and rebuild kits top and bottom end dont forget things like coolant oil tranny fluid etc also remember time is money rebuilding an engine and obtaining the specialty tools required to do it right are all additional costs compare all of those total costs to the cost of a turn key remanufactured engine or a junk yardsalvage used engine by the time youre done it may even cost more than the value of the vehicle ive gone down all of these roads at one time or another